jee_main_2026_21_jan_morning - p-Block Elements Topics

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QUESTION #51 Reactions of Lead Compounds
Consider the following reactions. PbCl_2 + K_2CrO_4 rightarrow A + 2KCl (Hot solution) A + NaOH rightleftharpoons B + Na_2CrO_4 PbSO_4 + 4CH_3COONH_4 rightarrow (NH_4)_2SO_4 + X In the above reactions, A, B and X are respectively
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QUESTION #55 Group 13 and 14 Compounds
Given below are two statements : Statement I : The number of pairs among [SiO_2, CO_2], [SnO, SnO_2], [PbO, PbO_2] and [GeO, GeO_2], which contain oxides that are both amphoteric is 2. Statement II : BF_3 is an electron deficient molecule can act as a lewis acid, forms adduct with NH_3 and has a trigonal planar geometry. In the light of the above statement, choose the correct answer from the option given below.
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)
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